<html>
    <head>
        <script src="https://cdn.jsdelivr.net/npm/vue@2.6.12"></script>
    </head>
    <body>
        
        <div id="app">
            <p>{{website}}</p>
            <p v-html="website"></p>
        </div>
        <script>
          new Vue({
              el:'#app',
              data:{
                 website:'<a class="res" href="https://cn.vuejs.org/">Vue.js官网</a>'
              }
          })
        </script>
    </body>
</html>